Shrink texture uploader when not visible.

cc/resource_provider.cc

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/resource_provider.h"
 
 #include <limits.h>
 
 #include "base/debug/alias.h"
 #include "base/hash_tables.h"
@@ skipping 388 matching lines @@
 }
 
 void ResourceProvider::flushUploads()
 {
     if (!m_textureUploader)
         return;
 
     m_textureUploader->flush();
 }
 
+void ResourceProvider::releaseCachedData()
+{
+    if (!m_textureUploader)
+        return;
+
+    m_textureUploader->releaseCachedQueries();
+}
+
 void ResourceProvider::flush()
 {
     DCHECK(m_threadChecker.CalledOnValidThread());
     WebGraphicsContext3D* context3d = m_outputSurface->context3d();
     if (context3d)
         context3d->flush();
 }
 
 bool ResourceProvider::shallowFlushIfSupported()
 {
@@ skipping 691 matching lines @@
 
 void ResourceProvider::enableReadLockFences(ResourceProvider::ResourceId id, bool enable) {
     DCHECK(m_threadChecker.CalledOnValidThread());
     ResourceMap::iterator it = m_resources.find(id);
     CHECK(it != m_resources.end());
     Resource* resource = &it->second;
     resource->enableReadLockFences = enable;
 }
 
 }  // namespace cc